/Engine/Source/Runtime/Engine/Public/CanvasItem.h
class FCanvasTriangleItem : public [FCanvasItem](API\Runtime\Engine\FCanvasItem)
FBatchedElement...
BatchedElementParameters
constFMaterial...
MaterialRenderProxy
Material proxy for rendering.
constFTexture...
Texture
Texture to use for triangle(s).
TArray<FCanvas...
TriangleList
List of triangles.